Aft Lavatory Door and Header 535
25-40-7 Figure 401 Feb 01/75
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
AFT LAVATORY SIDEWALL PANEL - REMOVAL/INSTALLATION
1. General
A. The aft lavatory sidewall panel forming the partition between lavatories at the airplane centerline is a permanent-type installation secured to the ceiling, pressure bulkhead, and floor structure.
B. Removal can be accomplished without removal of the forward wall of the lavatory if desired.
2. Equipment and Materials
A. Sealant - BMS 5-95, Class B (Ref 20-30-11)
B. Sealant - BMS 5-108, Type 1, Class B-2 (Ref 20-30-11)
C. Sealant - 30-079 Silicone (Ref 20-30-11)
D. Sealant - RTV 174, Type 60 (Ref 20-30-11)
E. Sealant - BMS 5-32 (Ref 20-30-11)
F. Solvent - General Purpose, BMS 3-2 (Ref 20-30-31)
G. Tape - Double-backed, 971, Minnesota Mining and MFG., Permacel P50L (Ref 20-30-51)
H. Tape - Permacel 306, 10 MIL thick, 18 inches wide (Ref 20-30-51)
I. Tape - Permacel 306, 10 MIL thick, 3 inches wide (Ref 20-30-51)
J. Tape -1 inch wide, Electrovert No. 474 (Ref 20-30-51)
K. Tape - 3 inches wide, Minnesota Mining and Mfg No. 474 (Ref 20-30-51)
3. Prepare to Remove Sidewall Panel
A. Open LAV FLUSH MOTOR circuit breaker on P18 panel.
B. Remove ceiling panels required for access (Ref 25-21-361).
C. Remove galley (Ref 25-31-61).
D. Remove stowage closet (Ref 25-24-381).
E. Remove lavatory ceiling panel from lavatory (Ref 25-40-9).
F. Remove doors and headers from lavatory (Ref 25-40-7).
4. Remove Sidewall Panel (Fig. 401, 402)
A. Remove toilet shrouds and toilet tank tiedown rods.
(1)
Remove screws from both ends of toilet back (upper) shroud. Pull inboard end forward and inboard until outboard corner clears spring clip.
(2)
Disconnect electrical connector to flush timer and remove shroud with timer attached.
(3)
Remove screws from both ends of toilet tank (lower) shroud and remove shroud.
(4)
On airplanes so equipped, remove seal support channel from toilet tank shroud support angles.
(5)
On airplanes with toilet tank tiedown support brackets on sidewall panel, loosen tiedown rod fasteners and move tiedown rods away from tank.
B. Remove floor pan.
(1)
Remove fasteners in trim strip around entire periphery of floor pan and remove trim strip.
(2)
Remove fasteners from threshold and remove threshold.
(3)
Pull floor pan free from double-backed tape on floor.
(4)
Remove tape from floor.
C. Remove aft wall panel.
(1)
Snap off trim cover strip at each end of panel.
(2)
Remove fasteners at each end of panel.
(3)
Pull panel out at bottom and down to free from spring clip at top.
536
Feb 20/86 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 25-40-8 Page 401
Aft Lavatory Sidewall Panel Installation 536
25-40-8 Figure 401 (Sheet 1) Jun 20/85
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
5E2 Aft Lavatory Sidewall Panel Installation
Jun 20/85 Figure 401 (Sheet 2) 25-40-8
Page 403
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Aft Lavatory Sidewall Panel Installation 501
25-40-8 Figure 401 (Sheet 3) Oct 20/85
Page 404
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
5E2 Aft Lavatory Sidewall Panel Installation
Jun 20/85 Figure 402 (Sheet 1) 25-40-8
Page 405
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Aft Lavatory Sidewall Panel Installation 5E2
25-40-8 Figure 402 (Sheet 2) Jun 20/85
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